<template>
  <div>
    <li>
    <label>
                          <!-- 绑定checked 让isDone的值显示出来 -->
      <input type="checkbox" :checked="todo.isDone" @change="handleChange"/>
      <span>{{ todo.name }}</span>
    </label>
    <button class="btn btn-danger">删除</button>
  </li>
  
  </div>
</template>


<script>

export default({
  name:"TodoItem",

//接收
  props:{
    todo:{
      type:Object,
      required:true,
    },

    updateTodoState: {
      type: Function,
      required: true,
    },
  },

methods:{
  handleChange(){
    this.updateTodoState(this.todo.id);
  }
},

});

</script>

<style>
  /*item*/
li {
  list-style: none;
  height: 36px;
  line-height: 36px;
  padding: 0 5px;
  border-bottom: 1px solid #ddd;
}

li label {
  float: left;
  cursor: pointer;
}

li label li input {
  vertical-align: middle;
  margin-right: 6px;
  position: relative;
  top: -1px;
}

li .btn {
  float: right;
  display: none;
  margin-top: 3px;
}

li:hover .btn{
  display: block;
}
w 
li:before {
  content: initial;
}

li:last-child {
  border-bottom: none;
}
</style>